Home / 2,251,691.20-3,379,994.40-1,256,363.20

Finding the Fourth Proportional to 2,251,691.20, 3,379,994.40 and 1,256,363.20

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Solution

The fourth proportional to 2,251,691.20, 3,379,994.40 and 1,256,363.20 is: 1,885,916.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,691.20 : 3,379,994.40 = 1,256,363.20 : x
  2. Step 2: Convert to fraction form
    2,251,691.20/3,379,994.40 = 1,256,363.20/x
  3. Step 3: Cross multiply
    2,251,691.20x = 3,379,994.40 × 1,256,363.20
  4. Step 4: Simplify right side
    2,251,691.20x = 4,246,500,580,366.08
  5. Step 5: Solve for x
    x = 4,246,500,580,366.08/2,251,691.20
  6. Step 6: Final answer
    x = 1,885,916.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.